VENTILATION FAN

PROBLEM TO BE SOLVED: To provide a ventilation fan in which a ventilation fan motor is not operated under a state where supply voltage to the ventilation fan motor is lowered. SOLUTION: The ventilation fan comprises a section 8 for controlling the operation of a ventilation fan motor 9, and a power...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	KAWASAKI MASAHIKO
Format:	Patent
Sprache:	eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING HEATING LIGHTING MECHANICAL ENGINEERING RANGES VENTILATING WEAPONS
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